获取access token

src/main/java/org/springblade/modules/ldt/activity/controller/ActivityController.java

@@ -68,7 +68,6 @@ public class ActivityController extends BladeController {
 	private final IActivityJoinRecordService activityJoinRecordService;
 	private final IMallService mallService;
 	private final IShopService shopService;
-
 	/**
 	 * 详情
 	 */

src/main/java/org/springblade/wx/controller/WxAppController.java

@@ -3,19 +3,27 @@ package org.springblade.wx.controller;
 import cn.hutool.crypto.Mode;
 import cn.hutool.crypto.Padding;
 import cn.hutool.crypto.symmetric.AES;
+import cn.hutool.http.Header;
+import cn.hutool.http.HttpRequest;
+import cn.hutool.http.HttpResponse;
 import cn.hutool.http.HttpUtil;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.extern.slf4j.Slf4j;
+import lombok.val;
 import org.springblade.core.tool.api.R;
+import org.springblade.core.tool.utils.StringUtil;
 import org.springblade.wx.config.WXConfiger;
 import org.springblade.wx.dto.DataDto;
+import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
 import java.util.Base64;
+import java.util.HashMap;
+import java.util.concurrent.TimeUnit;
 
 /**
  * @author cy-computer
@@ -27,6 +35,11 @@ import java.util.Base64;
 public class WxAppController {
 	@Resource
 	private WXConfiger wxConfiger;
+	@Resource
+	private StringRedisTemplate stringRedisTemplate;
+
+	private static final String ACCESS_TOKEN = "access_token:";
+
 
 	@ApiOperation("获取开发数据")
 	@PostMapping("/getOpenData")
@@ -38,6 +51,47 @@ public class WxAppController {
 		return R.data(new String(aes.decrypt(content)));
 	}
 
+	@ApiOperation("获取access_token")
+	@GetMapping("/getAccessToken")
+	public R getAccessTokenOfClient() {
+
+		String appId = wxConfiger.getAppId();
+		String appSecret = wxConfiger.getAppSecret();
+		String accessTokenKey = ACCESS_TOKEN + appId;
+		//从缓存中获取
+		String accessToken = stringRedisTemplate.opsForValue().get(accessTokenKey);
+		if (StringUtil.isBlank(accessToken)) {
+			StringBuilder sb = new StringBuilder("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=");
+			sb.append(appId).append("&secret=").append(appSecret);
+			String url = sb.toString();
+			String s = HttpUtil.get(url);
+			JSONObject jsonObject = JSON.parseObject(s);
+			accessToken = jsonObject.getString("access_token");
+			if (StringUtil.isNotBlank(accessToken)) {
+				stringRedisTemplate.opsForValue().set(accessTokenKey, accessToken, 7000, TimeUnit.SECONDS);
+			}
+		}
+		return R.data(accessToken);
+	}
+
+	@ApiOperation("获取GenerateScheme")
+	@GetMapping("/getGenerateScheme")
+	public R getGenerateScheme() {
+		String accessToken = (String)this.getAccessTokenOfClient().getData();
+		String url = "https://api.weixin.qq.com/wxa/generatescheme?access_token=" + accessToken;
+		HashMap<String, Object> jumpWxa = new HashMap(2);
+		jumpWxa.put("path", "/pages/checkstand/index");
+		jumpWxa.put("query", "");
+		HashMap<String, Object> paramMap = new HashMap(1);
+		paramMap.put("jump_wxa", jumpWxa);
+		String s = HttpRequest.post(url)
+			.header(Header.CONTENT_TYPE, "application/json")
+			.body(JSON.toJSONString(jumpWxa))
+			.execute().body();
+		JSONObject jsonObject = JSON.parseObject(s);
+		return R.data(jsonObject);
+	}
+
 	@ApiOperation("获取openId")
 	@GetMapping("/getOpenId")
 	public R getOpenId(String code) {